Description ADULT SUMMER Has streaked brown upperparts, neck, and chest, and otherwise white underparts. Many back feathers are dark at center, with rufous margins; has hint of rufous on crown, but never as striking as Western. ADULT winter Has gray-brown upperparts and white underparts. JUVENILE Has brown overall upperparts and white underparts; note the long, bold supercilium (meets at front of head), rather dark crown and ear coverts, and more scaly-looking back (due to pale feather margins).

Dimensions Length: 5 1/2-6 3/4" (14-17 cm)

Habitat Common high Arctic tundra breeder. Most migrate across plains to Gulf and Atlantic coasts in fall; after feeding, most fly direct to wintering grounds in South America; reverse route is followed in spring.

Observation Tips Seen mainly on coast on migration, Apr-May and Aug-Sep.